body {
  margin: 0;
  padding: 0;
  background-color: #778899; }

.container {
  min-height: 500px;
  background: #b3bbc4; }
  .container > header {
    background: #d1d5d9;
    height: 200px;
    overflow: hidden; }
  .container > nav {
    height: 30px;
    line-height: 30px;
    background: #e0e2e4; }
    .container > nav a {
      text-decoration: none;
      margin: 10px;
      color: #778899; }
      .container > nav a:hover {
        color: #555e66;
        font-weight: bold; }
  .container .content {
    min-height: 300px;
    background: #e7e8e9;
    padding: 0 150px 0 150px; }
    .container .content .main {
      width: 100%;
      float: left;
      min-height: 300px;
      background: #ebebec; }
    .container .content .left {
      width: 150px;
      float: left;
      min-height: 300px;
      background: #ededed;
      margin-left: -100%;
      position: relative;
      left: -150px; }
    .container .content .right {
      float: left;
      min-height: 300px;
      background: #eeeeee;
      width: 150px;
      margin-left: -150px;
      position: relative;
      left: 150px; }
  .container > footer {
    height: 50px;
    background: #eeeeee; }
